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What are stored and derived attributes?
Stored attributes: The attributes keeps in a data base are known as stored attributes.
Derived attributes: The attributes that are derived from the stored attributes are known as derived attributes.
Synonyms It allows short names or alternative names for objects. Example : CREATE SYNONYM D30 FOR EMPD30; Now if we give command:
What are composite attributes? Composite attributes can be separated in to sub parts.
what is data link layer
What is deadlock? How can it be avoided? How can it be resolved once it occurs? Deadlock happens when two transactions are each waiting on a resource that the other transaction
define normalisation and functional dependency
Define Two phase commit Two phase commit: To make sure atomicity, all the sites where a transaction is being executed must agree on the final outcome of the execution. The tran
State the Object Design for Processing The object design phase comes after analysis and system design phase. The object design phase includes implementation details like as i
What are the three classes of SQL expression? SQL expression consists of three clauses: Select From Where
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
1. Determine that the Checkpoints are a part of Ans: Checkpoints are a part of Recovery measures
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